Truck 1 Truck 2 Truck 3 y x Y X y X 12 8 14 12 14 16 9 9 15 10 10 15 11 10 13 11 12 15 12 8 14 13 11 14 (a) State

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Truck 1
Truck 2
Truck 3
y
x
Y
X
y
X
12
8
14
12
14
16
9
9
15
10
10
15
11
10
13
11
12
15
12
8
14
13
11
14
(a)        State an
appropriate model for this experiment.
(b)       Analyze the data and
draw appropriate conclusions at significance level 0.05.
                                                 
                                                 1
                                                 2
              Composition               3
                                                 4
                                                 5
                        Yield
     16     18     30     32    23     25
     25     28     39     38    36     29
     36     32     40     44    36     40
     38     36     39     43    40     38
     33     36     40     40    34     41
(a).   State the
relevant model completely.
(b).   Estimate the
mean effect of each composition.
(c).   At 5% level of significance, is there any
difference in the yield of each